31947070

素因数分解:

$2^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{21157}}^1$

素因数の和:21315

約数の個数: 16

約数和(自身を含む): 57888288

約数和(自身を除く): 25941218

約数列:

[1, 2, 5, 10, 151, 302, 755, 1510, 21157, 42314, 105785, 211570, 3194707, 6389414, 15973535, 31947070]

約数ペア:

[(1, 31947070), (2, 15973535), (5, 6389414), (10, 3194707), (151, 211570), (302, 105785), (755, 42314), (1510, 21157)]